. >>> is the national security agency infiltrating video games? documents released by former nsa contractor edward snowden she in 2008, the agency planted sleeper agents inside games like world of war craft and second life, amid concerns that those games could be used by terror groups to coordinate attacks. the documents were published today. i talked to spencer ackerman, u.s. national security editor at the guardian which was one of those who broke the story, and i asked him how a game like world of war craft could possibly be a hotbed for terrorist activity. >> world of war craft, like many other really popular addictive, immersive individual yvideo gam deeply, deeply richly developed fantasy game in which you go on quests along with your virtual friends and face things like weird creatures and other things that i don't know about because of course i would never play these types of games. no, never. >> would a terrorist group use such a game to launch an attack? >> well, that's kind of unclear, but the suspicion around the late 2,000s was that a